Orthodontic appliance set



FIG. 1 is a top perspective view of an orthodontic appliance set showingmy new design;

FIG. 2 is a right side elevational view thereof, the left side being amirror image;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a top plan view thereof.

The ornamental design for an orthodontic appliance set, as shown anddescribed.